docs: def last_restapi_key_transformer(key, attr_desc, value):
      """A key transformer that returns the last RestAPI key.
  
      :param str key: The attribute name
      :param dict attr_desc: The attribute metadata
      :param object value: The value
      :returns: The last RestAPI key.
      """
      key, value = full_restapi_key_transformer(key, attr_desc, value)
      return (key[-1], value)